1 files changed, 1 insertions, 1 deletions
diff --git a/math.c b/math.c
index 2ea5400..f088ece 100644
--- a/math.c
+++ b/math.c
@@ -430,7 +430,7 @@ eef(void)
   if (!exponent) {
     strcat(dispstr,"E+");
     DrawDisplay();
-    exponent=strlen(dispstr)-1;  /* where the '-' goes */
+    exponent=(int) strlen(dispstr)-1;  /* where the '-' goes */
   }
   clrdisp=0;
   entered=1;